Stefan Reinauer | 2319027 | 2008-08-20 13:41:24 +0000 | [diff] [blame] | 1 | /* |
| 2 | * inteltool - dump all registers on an Intel CPU + chipset based system. |
| 3 | * |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 4 | * Copyright (C) 2008 by coresystems GmbH |
| 5 | * |
Stefan Reinauer | 2319027 | 2008-08-20 13:41:24 +0000 | [diff] [blame] | 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; version 2 of the License. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 18 | */ |
| 19 | |
| 20 | #include <stdio.h> |
Stefan Reinauer | 2319027 | 2008-08-20 13:41:24 +0000 | [diff] [blame] | 21 | #include "inteltool.h" |
| 22 | |
| 23 | static const io_register_t ich0_gpio_registers[] = { |
| 24 | { 0x00, 4, "GPIO_USE_SEL" }, |
| 25 | { 0x04, 4, "GP_IO_SEL" }, |
| 26 | { 0x08, 4, "RESERVED" }, |
| 27 | { 0x0c, 4, "GP_LVL" }, |
| 28 | { 0x10, 4, "RESERVED" }, |
| 29 | { 0x14, 4, "GPO_TTL" }, |
| 30 | { 0x18, 4, "GPO_BLINK" }, |
| 31 | { 0x1c, 4, "RESERVED" }, |
| 32 | { 0x20, 4, "RESERVED" }, |
| 33 | { 0x24, 4, "RESERVED" }, |
| 34 | { 0x28, 4, "RESERVED" }, |
| 35 | { 0x2c, 4, "GPI_INV" }, |
| 36 | { 0x30, 4, "RESERVED" }, |
| 37 | { 0x34, 4, "RESERVED" }, |
| 38 | { 0x38, 4, "RESERVED" }, |
| 39 | { 0x3C, 4, "RESERVED" } |
| 40 | }; |
| 41 | |
| 42 | static const io_register_t ich4_gpio_registers[] = { |
| 43 | { 0x00, 4, "GPIO_USE_SEL" }, |
| 44 | { 0x04, 4, "GP_IO_SEL" }, |
| 45 | { 0x08, 4, "RESERVED" }, |
| 46 | { 0x0c, 4, "GP_LVL" }, |
| 47 | { 0x10, 4, "RESERVED" }, |
| 48 | { 0x14, 4, "GPO_TTL" }, |
| 49 | { 0x18, 4, "GPO_BLINK" }, |
| 50 | { 0x1c, 4, "RESERVED" }, |
| 51 | { 0x20, 4, "RESERVED" }, |
| 52 | { 0x24, 4, "RESERVED" }, |
| 53 | { 0x28, 4, "RESERVED" }, |
| 54 | { 0x2c, 4, "GPI_INV" }, |
| 55 | { 0x30, 4, "GPIO_USE_SEL2" }, |
| 56 | { 0x34, 4, "GP_IO_SEL2" }, |
| 57 | { 0x38, 4, "GP_LVL2" }, |
| 58 | { 0x3C, 4, "RESERVED" } |
| 59 | }; |
| 60 | |
Pat Erley | ca3548e | 2010-04-21 06:23:19 +0000 | [diff] [blame] | 61 | static const io_register_t ich6_gpio_registers[] = { |
| 62 | { 0x00, 4, "GPIO_USE_SEL" }, |
| 63 | { 0x08, 4, "RESERVED" }, |
| 64 | { 0x0c, 4, "GP_LVL" }, |
| 65 | { 0x10, 4, "RESERVED" }, |
| 66 | { 0x14, 4, "RESERVED" }, |
| 67 | { 0x18, 4, "GPO_BLINK" }, |
| 68 | { 0x1c, 4, "RESERVED" }, |
| 69 | { 0x20, 4, "RESERVED" }, |
| 70 | { 0x24, 4, "RESERVED" }, |
| 71 | { 0x28, 4, "RESERVED" }, |
| 72 | { 0x2c, 4, "GPI_INV" }, |
| 73 | { 0x30, 4, "GPIO_USE_SEL2" }, |
| 74 | { 0x34, 4, "GP_IO_SEL2" }, |
| 75 | { 0x38, 4, "GP_LVL2" }, |
| 76 | { 0x04, 4, "GP_IO_SEL" }, |
| 77 | }; |
| 78 | |
Stefan Reinauer | 2319027 | 2008-08-20 13:41:24 +0000 | [diff] [blame] | 79 | static const io_register_t ich7_gpio_registers[] = { |
| 80 | { 0x00, 4, "GPIO_USE_SEL" }, |
| 81 | { 0x04, 4, "GP_IO_SEL" }, |
| 82 | { 0x08, 4, "RESERVED" }, |
| 83 | { 0x0c, 4, "GP_LVL" }, |
| 84 | { 0x10, 4, "RESERVED" }, |
| 85 | { 0x14, 4, "RESERVED" }, |
| 86 | { 0x18, 4, "GPO_BLINK" }, |
| 87 | { 0x1c, 4, "RESERVED" }, |
| 88 | { 0x20, 4, "RESERVED" }, |
| 89 | { 0x24, 4, "RESERVED" }, |
| 90 | { 0x28, 4, "RESERVED" }, |
| 91 | { 0x2c, 4, "GPI_INV" }, |
| 92 | { 0x30, 4, "GPIO_USE_SEL2" }, |
| 93 | { 0x34, 4, "GP_IO_SEL2" }, |
| 94 | { 0x38, 4, "GP_LVL2" }, |
| 95 | { 0x3C, 4, "RESERVED" } |
| 96 | }; |
| 97 | |
Stefan Reinauer | 1162f25 | 2008-12-04 15:18:20 +0000 | [diff] [blame] | 98 | static const io_register_t ich8_gpio_registers[] = { |
| 99 | { 0x00, 4, "GPIO_USE_SEL" }, |
| 100 | { 0x04, 4, "GP_IO_SEL" }, |
| 101 | { 0x08, 4, "RESERVED" }, |
| 102 | { 0x0c, 4, "GP_LVL" }, |
| 103 | { 0x10, 4, "GPIO_USE_SEL Override (LOW)" }, |
| 104 | { 0x14, 4, "RESERVED" }, |
| 105 | { 0x18, 4, "GPO_BLINK" }, |
| 106 | { 0x1c, 4, "GP_SER_BLINK" }, |
| 107 | { 0x20, 4, "GP_SB_CMDSTS" }, |
| 108 | { 0x24, 4, "GP_SB_DATA" }, |
| 109 | { 0x28, 4, "RESERVED" }, |
| 110 | { 0x2c, 4, "GPI_INV" }, |
| 111 | { 0x30, 4, "GPIO_USE_SEL2" }, |
| 112 | { 0x34, 4, "GP_IO_SEL2" }, |
| 113 | { 0x38, 4, "GP_LVL2" }, |
| 114 | { 0x3C, 4, "GPIO_USE_SEL Override (HIGH)" } |
| 115 | }; |
| 116 | |
Anton Kochkov | da0b456 | 2010-05-30 12:33:12 +0000 | [diff] [blame^] | 117 | static const io_register_t ich9_gpio_registers[] = { |
| 118 | { 0x00, 4, "GPIO_USE_SEL" }, |
| 119 | { 0x04, 4, "GP_IO_SEL" }, |
| 120 | { 0x08, 4, "RESERVED" }, |
| 121 | { 0x0c, 4, "GP_LVL" }, |
| 122 | { 0x10, 4, "RESERVED" }, |
| 123 | { 0x14, 4, "RESERVED" }, |
| 124 | { 0x18, 4, "GPO_BLINK" }, |
| 125 | { 0x1c, 4, "GP_SER_BLINK" }, |
| 126 | { 0x20, 4, "GP_SB_CMDSTS" }, |
| 127 | { 0x24, 4, "GP_SB_DATA" }, |
| 128 | { 0x28, 4, "RESERVED" }, |
| 129 | { 0x2c, 4, "GPI_INV" }, |
| 130 | { 0x30, 4, "GPIO_USE_SEL2" }, |
| 131 | { 0x34, 4, "GP_IO_SEL2" }, |
| 132 | { 0x38, 4, "GP_LVL2" }, |
| 133 | { 0x3C, 4, "RESERVED" } |
| 134 | }; |
Stefan Reinauer | 1162f25 | 2008-12-04 15:18:20 +0000 | [diff] [blame] | 135 | |
Stefan Reinauer | 2319027 | 2008-08-20 13:41:24 +0000 | [diff] [blame] | 136 | int print_gpios(struct pci_dev *sb) |
| 137 | { |
| 138 | int i, size; |
| 139 | uint16_t gpiobase; |
| 140 | const io_register_t *gpio_registers; |
| 141 | |
| 142 | printf("\n============= GPIOS =============\n\n"); |
| 143 | |
| 144 | switch (sb->device_id) { |
Anton Kochkov | da0b456 | 2010-05-30 12:33:12 +0000 | [diff] [blame^] | 145 | case PCI_DEVICE_ID_INTEL_ICH9DH: |
| 146 | case PCI_DEVICE_ID_INTEL_ICH9DO: |
| 147 | case PCI_DEVICE_ID_INTEL_ICH9R: |
| 148 | case PCI_DEVICE_ID_INTEL_ICH9: |
| 149 | case PCI_DEVICE_ID_INTEL_ICH9M: |
| 150 | case PCI_DEVICE_ID_INTEL_ICH9ME: |
| 151 | gpiobase = pci_read_word(sb, 0x48) & 0xfffc; |
| 152 | gpio_registers = ich9_gpio_registers; |
| 153 | size = ARRAY_SIZE(ich9_gpio_registers); |
| 154 | break; |
Stefan Reinauer | 1162f25 | 2008-12-04 15:18:20 +0000 | [diff] [blame] | 155 | case PCI_DEVICE_ID_INTEL_ICH8M: |
| 156 | gpiobase = pci_read_word(sb, 0x48) & 0xfffc; |
| 157 | gpio_registers = ich8_gpio_registers; |
| 158 | size = ARRAY_SIZE(ich8_gpio_registers); |
| 159 | break; |
Stefan Reinauer | 2319027 | 2008-08-20 13:41:24 +0000 | [diff] [blame] | 160 | case PCI_DEVICE_ID_INTEL_ICH7: |
| 161 | case PCI_DEVICE_ID_INTEL_ICH7M: |
| 162 | case PCI_DEVICE_ID_INTEL_ICH7DH: |
| 163 | case PCI_DEVICE_ID_INTEL_ICH7MDH: |
| 164 | gpiobase = pci_read_word(sb, 0x48) & 0xfffc; |
| 165 | gpio_registers = ich7_gpio_registers; |
| 166 | size = ARRAY_SIZE(ich7_gpio_registers); |
| 167 | break; |
Pat Erley | ca3548e | 2010-04-21 06:23:19 +0000 | [diff] [blame] | 168 | case PCI_DEVICE_ID_INTEL_ICH6: |
| 169 | gpiobase = pci_read_word(sb, 0x48) & 0xfffc; |
| 170 | gpio_registers = ich6_gpio_registers; |
| 171 | size = ARRAY_SIZE(ich6_gpio_registers); |
| 172 | break; |
Stefan Reinauer | 2319027 | 2008-08-20 13:41:24 +0000 | [diff] [blame] | 173 | case PCI_DEVICE_ID_INTEL_ICH4: |
| 174 | case PCI_DEVICE_ID_INTEL_ICH4M: |
| 175 | gpiobase = pci_read_word(sb, 0x58) & 0xfffc; |
| 176 | gpio_registers = ich4_gpio_registers; |
| 177 | size = ARRAY_SIZE(ich4_gpio_registers); |
| 178 | break; |
| 179 | case PCI_DEVICE_ID_INTEL_ICH: |
| 180 | case PCI_DEVICE_ID_INTEL_ICH0: |
| 181 | gpiobase = pci_read_word(sb, 0x58) & 0xfffc; |
| 182 | gpio_registers = ich0_gpio_registers; |
| 183 | size = ARRAY_SIZE(ich0_gpio_registers); |
| 184 | break; |
Maciej Pijanka | 90d1740 | 2009-09-30 17:05:46 +0000 | [diff] [blame] | 185 | case PCI_DEVICE_ID_INTEL_82371XX: |
| 186 | printf("This southbridge has GPIOs in the PM unit.\n"); |
| 187 | return 1; |
Stefan Reinauer | 2319027 | 2008-08-20 13:41:24 +0000 | [diff] [blame] | 188 | case 0x1234: // Dummy for non-existent functionality |
| 189 | printf("This southbridge does not have GPIOBASE.\n"); |
| 190 | return 1; |
| 191 | default: |
| 192 | printf("Error: Dumping GPIOs on this southbridge is not (yet) supported.\n"); |
| 193 | return 1; |
| 194 | } |
| 195 | |
| 196 | printf("GPIOBASE = 0x%04x (IO)\n\n", gpiobase); |
| 197 | |
| 198 | for (i = 0; i < size; i++) { |
| 199 | switch (gpio_registers[i].size) { |
| 200 | case 4: |
| 201 | printf("gpiobase+0x%04x: 0x%08x (%s)\n", |
| 202 | gpio_registers[i].addr, |
| 203 | inl(gpiobase+gpio_registers[i].addr), |
| 204 | gpio_registers[i].name); |
| 205 | break; |
| 206 | case 2: |
| 207 | printf("gpiobase+0x%04x: 0x%04x (%s)\n", |
| 208 | gpio_registers[i].addr, |
| 209 | inw(gpiobase+gpio_registers[i].addr), |
| 210 | gpio_registers[i].name); |
| 211 | break; |
| 212 | case 1: |
| 213 | printf("gpiobase+0x%04x: 0x%02x (%s)\n", |
| 214 | gpio_registers[i].addr, |
| 215 | inb(gpiobase+gpio_registers[i].addr), |
| 216 | gpio_registers[i].name); |
| 217 | break; |
| 218 | } |
| 219 | } |
| 220 | |
| 221 | return 0; |
| 222 | } |
| 223 | |